To get an idea of exactly how small the worldâs smallest insect is, take out a ruler and look at those tiny lines that appear in between centimeters (make sure youâre not on the side that measures in inches). If in doubt, ask a grown-up to help you find the millimeters.
Diarrhea can also cause weight loss. Abdominal pain is another symptom of colon cancer that may prevent you from eating normally. If you have lost a significant amount of weight accompanied with these symptoms, you need to talk to your doctor immediately to determine the cause.
Gastroenteritis is inflammation of the stomach and intestine that causes diarrhea and vomiting. Viral pharyngitis is a sore throat caused by a virus, and causes throat pain and cold-like symptoms. Food poisoning can cause abdominal pain, diarrhea, nausea, vomiting, fever, chills, and weakness. Hepatitis A is an inflammation of the liver. Symptoms include fever, fatigue, yellowing of the skin, and more. Hepatitis B is an inflammation of the liver that may cause fever, fatigue, dark urine, jaundice, and more.